48288400

素因数分解:

$2^4\times 5^2\times {\mathrm{120721}}^1$

素因数の和:120739

約数の個数: 30

約数和(自身を含む): 116013842

約数和(自身を除く): 67725442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 120721, 241442, 482884, 603605, 965768, 1207210, 1931536, 2414420, 3018025, 4828840, 6036050, 9657680, 12072100, 24144200, 48288400]

約数ペア:

[(1, 48288400), (2, 24144200), (4, 12072100), (5, 9657680), (8, 6036050), (10, 4828840), (16, 3018025), (20, 2414420), (25, 1931536), (40, 1207210), (50, 965768), (80, 603605), (100, 482884), (200, 241442), (400, 120721)]